Table 2.

Distribution of erythromycin-resistant genes GAS isolates in different diseases, compared with our previous studies [21, 22]

Diseases	ermB (n/%)			ermA (n/%)			mefA (n/%)
	2020–2021	2019	2016–2017	2020–2021	2019	2016–2017	2020–2021	2019	2016–2017
Scarlet fever (n = 84)	80/95.24	199/90.87	292/97.64	3/3.57	7/3.20	0/0	13/15.48	19/8.68	5/1.68
Impetigo (n = 17)	17/100	25/86.31	0/0	0/0	1/3.45	0/0	2/11.76	1/3.45	0/0
Psoriasis (n = 10)	8/80	16/84.21	0/0	0/0	2/10.53	0/0	1/10	2/10.53	0/0
Allergic purpura (n = 1)	1/100	1/100	0/0	0/0	0/0	0/0	0/0	0/0	0/0
Suppurative tonsillitis (n = 2)	2/100	0/0	0/0	0/0	0/0	0/0	0/0	0/0	0/0